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- crystal grain fining 晶粒细化
- Gold occurs in a form of crystal grain or fine grain in the quartz veins ... 金以粗晶状单体自然金及细粒金存在于石英脉及硫化物中。
- The mechanical properties of the modified POM were studied, too.The results showed the addition of nucleating agent HC made the crystal grain more fine, shorte... 结果表明,高摩尔质量羧酸盐类成核剂HC的加入,使POM晶粒细化,结晶诱导期缩短,显著提高了POM的结晶速率。
- High steel purity stable composition, fine crystal grain, even structure property, high-quality surface, accurate dimension and nice profile.Satisfying general cold forming and more difficult cold forming at common degree. 钢质洁净高度、成分稳定,晶粒细小、组织性能均匀,表面质量好,尺寸精确、板形好,能满足一般程度冷加工成型或高难度成型。
- The result of the polarized microscope analysis of the grafted PP showed the heterophase crystal nucleation of PP was induced by the formation of graft branched chain, resulted in fine crystal grain. 接枝物的偏光显微镜分析发现,接枝支链的生成可以促进PP的异相成核,造成晶粒细化。
- Addition of magnesium to some content and microalloying of zirconium as grain fining agent can improve the corrosion resistance of aluminium. 铝中添加一定量的镁并用微量锆细化晶粒可改善合金对熔融钠的耐蚀性。
- Because the microcrack exists in the organization, the plasticity reduces with the crystal grain thinning. 因为组织中微裂纹的存在,随着晶粒的细化塑性反而减小;
- The crystal grain shape of desulphurization gypsum affects the performance of gypsum products. 脱硫石膏的晶体颗粒形态是影响石膏制品性能的重要因素之一。
- Crystal grain size along the normal direction of the (110), is one of the important factors affecting the slope factor. 合金(110)面法线方向上晶粒尺度的大小是影响合金放氢平台斜率系数的因素之一。
- The key to fining the structure of ingot casting lies in the formation of a number of fine equiaxed crystal grains. 金属铸态组织细化的关键是获得大量细小等轴晶。
- It shows that the diamond seed crystal is also dodecahedron,coming from a crystal grain first, then growing as an dodecahedron diamond. 经分析发现,该金刚石晶体首先由晶核发育成菱形十二面体金刚石籽晶,再由此籽晶生长成菱形十二面体金刚石晶体。
- The crystal grains grow up accompany the temperature rising. 随温度的升高,出现晶粒长大的现象。
- Both of the properties depend on crystal grain size of silica that means its size smaller,its anti burst biality greater and its reductibility better. 硅石的抗爆性和还原性能取决于硅石的晶粒度,晶粒小抗爆率高,还原性能好。
- The crystal grain of material fabricated by milling powder is finer, especially Si particles minish obviously, and the microstructure is more uniform and compact. 粉末经高能球磨后,所制备材料晶粒更加细小,特别是硅粒子已明显细化,材料组织更均匀、更致密;
- Effect of fiber blemish,the crystal grain size on the tension strength is showed in this paper through the analysis of the structure of the series of MJ carbon fiber. 通过对MJ系列碳纤维纤维结构的分析,确定纤维缺陷、晶粒大小对拉伸性能的影响。
- The Jurassic dolomite is widely distributed in the Qiangtang Basin.It can be divided into dolomicrite, residual-grain dolomite and crystal grain dolomite three rock types. 羌塘盆地侏罗系白云岩分布广泛 ,其岩石类型可分为泥晶 -微晶白云岩、残余颗粒白云岩和晶粒白云岩 ,前两者常与石膏相邻或伴生 ,后者与石膏无关。
- Normalization procedure was added before the transverse rolling for improving steel austenite grain fineness and removing mischcrystal structure. 在横轧前增加正火工序,改善钢的奥氏体晶粒度,消除混晶组织。
- Normalization procedure was added before the transverse rollingfor improving steel austenite grain fineness and removing mischcrystal structure. 在横轧前增加正火工序,改善钢的奥氏体晶粒度,消除混晶组织。
- The results showed the addition of nucleating agent HC made the crystal grain more fine, shortened the induction period of crystallization and increased the crystallization rate of POM greatly. 结果表明,高摩尔质量羧酸盐类成核剂HC的加入,使POM晶粒细化,结晶诱导期缩短,显著提高了POM的结晶速率。
- The results of test showed that vibratory submerged arc welding can reduce residual stress and distortion notably and make the grains fine. 试验结果表明,振动埋弧焊工艺能有效地降低焊接残余应力和变形,并细化晶粒。